12 Days of Christmas
883
889
24 Game
18
99 Bottles of Beer
382
992
656
1914
Abundant Numbers
799
773
271
Abundant Numbers (Long)
797
917
Arabic to Roman
937
Arithmetic Numbers
2
3
2
923
Ascending Primes
134181
ASCII Table
302
260
Card Number Validation
581
Catalan Numbers
14
714
2744
Catalan’s Constant
8596
131
476
95
71
43
163
146
513
186148
Christmas Trees
102
91
943
110
72
Collatz
13
2351
8
13
67217
901
12
31
21
CSS Colors
220
Cubes
33
Day of Week
850
Diamonds
61
856
37
Divisors
769
32
960
984
83
28
Emirp Numbers
418
579
708455
450
507
Emirp Numbers (Long)
63
Emojify
405
508
Evil Numbers
832
375
641
428
Evil Numbers (Long)
842
644
Farey Sequence
13
16
11
15
Fibonacci
509
544
879
190
800
987
689
448
265191
Fizz Buzz
341139
149
96
992134
947
99
977
924118
161182159110
Foo Fizz Buzz Bar
14
Gijswijt’s Sequence
28
40
Happy Numbers
829
440
Kolakoski Constant
109
104
83
64
6797
67
158
149
120170
Kolakoski Sequence
24
17
Leap Years
942
771
43
Leyland Numbers
50
766
10785
ln 2
28
Look and Say
40
925
57
38
Lucky Numbers
3
Medal Tally
705
Morse Decoder
247
385
Morse Encoder
227
Niven Numbers
802
828
778
520
382
Niven Numbers (Long)
939
Number Spiral
247
Odious Numbers
970
619
784
401
Odious Numbers (Long)
967
622
782
Pangram Grep
874
Pascal’s Triangle
789
501
44
Pernicious Numbers
972
197
316
Pernicious Numbers (Long)
1,000
364
3
Prime Numbers
1,000
761
643
401
553410
Prime Numbers (Long)
1,000
680
426
Quine
615
958
946
Recamán
750
76
Seven Segment
756
Sierpiński Triangle
4172931021028798112109100136350
13482117123111127
16464118571121639180571161281561733928887108991128086140136
200105132
1055797
Smith Numbers
38
82
Tongue-twisters
492
634
541
United States
544
118
Vampire Numbers
130
Van Eck Sequence
237
618
18
γ
516
λ
502
261201
203
221178
200
267
188
142
494
161492
159
172148322
525498
478513
π
97
60
132
τ
51
67
130
φ
8195
4953
35
3085
51
122
√2
27
132
𝑒
596199817985
55
385573
55
120
871314830
8110711613026623846467250337103
5931619562198838482